46637273664 has 112 divisors (see below), whose sum is σ = 138363350400. Its totient is φ = 15403074048.

The previous prime is 46637273651. The next prime is 46637273681.

46637273664 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 46637273664.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64549 + ... + 312155.

Almost surely, 2^46637273664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46637273664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69181675200).

46637273664 is an abundant number, since it is smaller than the sum of its proper divisors (91726076736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46637273664 is a wasteful number, since it uses less digits than its factorization.

46637273664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247737 (or 247721 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 54.

The spelling of 46637273664 in words is "forty-six billion, six hundred thirty-seven million, two hundred seventy-three thousand, six hundred sixty-four".